The Silvertop con-rods are very solidly developed and with bolts weigh in at 506 grams Every (devoid of bearings). The Blacktop was fitted with thinner, lighter and weaker rods that are 485 grams Just about every. Both are easily interchangeable and use the exact same fasteners for the main bearing https://pr7bookmark.com/story18726477/everything-about-4age-engine-for-sale